package main

import "fmt"
import "math"

func pow(x,n,lim float64)float64{
	if v:=math.Pow(x,n);v<lim{
		return v
	}else{
		fmt.Printf("%g >=%g\n",v,lim)
	}
	return lim
}

func main() {
	fmt.Println(
		pow(3,2,10),
		pow(3,3,20),
		)
}
